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mac80211: fix fast-rx encryption check

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[ Upstream commit 622d3b4e39381262da7b18ca1ed1311df227de86 ]

When using WEP, the default unicast key needs to be selected, instead of
the STA PTK.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20201218184718.93650-5-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Felix Fietkau 2020-12-18 19:47:17 +01:00 committed by Greg Kroah-Hartman
parent efd061fc77
commit 02cc1ee3e8
1 changed files with 2 additions and 0 deletions
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2
net/mac80211/rx.c
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@ -4080,6 +4080,8 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
rcu_read_lock();
key = rcu_dereference(sta->ptk[sta->ptk_idx]);
if (!key)
key = rcu_dereference(sdata->default_unicast_key);
if (key) {
switch (key->conf.cipher) {
case WLAN_CIPHER_SUITE_TKIP: